Mitel 3300 on 4.2 sp1
SIP trunks from more than one provider (therefore eliminating provider issue) providing calls direct DDIs to sets and via IQ in call centre experiencing one way tx.
2 way voice is apparent on initial call connection after approx 20 secs stream is one way only. Placing...
3300 MXE 9 Ur2.
2 x LS/GS Trunks configured to connect to cellular terminal for sim to sim calls for mobile phones.
50% of calls work.
50% of calls fail.
ish...
The 50% that fail give back network busy tone. (that sounds nothing like 3300 busy tone).
Occasionally calls go out over the...
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